ATE49588T1 - METHACRYLIC ACID PURIFICATION METHOD. - Google Patents

METHACRYLIC ACID PURIFICATION METHOD.

Info

Publication number
ATE49588T1
ATE49588T1 AT85307233T AT85307233T ATE49588T1 AT E49588 T1 ATE49588 T1 AT E49588T1 AT 85307233 T AT85307233 T AT 85307233T AT 85307233 T AT85307233 T AT 85307233T AT E49588 T1 ATE49588 T1 AT E49588T1
Authority
AT
Austria
Prior art keywords
methacrylic acid
purification method
acid purification
distillation
beta
Prior art date
Application number
AT85307233T
Other languages
German (de)
Inventor
Lawrence D Lillwitz
Original Assignee
Amoco Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Amoco Corp filed Critical Amoco Corp
Application granted granted Critical
Publication of ATE49588T1 publication Critical patent/ATE49588T1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/50—Use of additives, e.g. for stabilisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymerisation Methods In General (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Medicines Containing Plant Substances (AREA)

Abstract

A method for inhibiting the polymerization of an alpha-, beta-ethylenically unsaturated monocarboxylic acid during its recovery by distillation is disclosed.
AT85307233T 1984-10-10 1985-10-09 METHACRYLIC ACID PURIFICATION METHOD. ATE49588T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US65956884A 1984-10-10 1984-10-10
EP85307233A EP0178168B1 (en) 1984-10-10 1985-10-09 Process for purification of methacrylic acid

Publications (1)

Publication Number Publication Date
ATE49588T1 true ATE49588T1 (en) 1990-02-15

Family

ID=24645887

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85307233T ATE49588T1 (en) 1984-10-10 1985-10-09 METHACRYLIC ACID PURIFICATION METHOD.

Country Status (4)

Country Link
EP (1) EP0178168B1 (en)
JP (1) JPS61126050A (en)
AT (1) ATE49588T1 (en)
DE (1) DE3575418D1 (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3641014A1 (en) * 1986-12-19 1988-06-16 Wolfen Filmfab Veb PHOTOPOLYMERIZABLE MATERIAL
DE3837955A1 (en) * 1987-11-13 1989-05-24 Basf Ag Continuous distillation process for producing, for example, hydroquinone-stabilised acrylic acid
US5258138A (en) * 1990-07-20 1993-11-02 Ciba-Geigy Corporation Process for stabilizing ethylenically unsaturated compounds and stabilized monomer compositions
US5290888A (en) * 1990-07-20 1994-03-01 Ciba-Geigy Corporation Process for stabilizing ethylenically unsaturated compounds and stabilized monomer compositions
US5322960A (en) * 1993-04-15 1994-06-21 Nippon Shokubai Co., Ltd. Method for inhibiting polymerization of (meth) acrylic acid and esters thereof
TW294658B (en) * 1994-06-02 1997-01-01 Nippon Catalytic Chem Ind
US5728872A (en) * 1994-06-27 1998-03-17 Lutz Riemenschneider Stabilized acrylic acid compositions
US5616638A (en) * 1995-03-20 1997-04-01 Rohm And Haas Company Cured composite and process therefor
US5616753A (en) * 1995-03-20 1997-04-01 Osi Specialties, Inc. Stabilizers for unsaturated, polymerizable organosilicon compounds
EP0791573A1 (en) * 1996-02-21 1997-08-27 Nalco/Exxon Chemicals Company L.P. Nitroxides as antipolymerants for vinyl acetate units
DE19622441A1 (en) * 1996-06-05 1997-12-11 Basf Ag Process for compressing ethylenically unsaturated monomers
US5932735A (en) * 1997-06-13 1999-08-03 Ciba Specialty Chemicals Corporation Derivatives of 1-oxyl-4-hydroxy-2,2,6,6-tetramethylpiperidine as polymerization inhibitors for (meth)acrylate monomers
DE19725519A1 (en) * 1997-06-17 1998-12-24 Basf Ag Mixture of substances containing compounds containing vinyl groups and stabilizers
DE69840389D1 (en) 1998-07-14 2009-02-05 Ciba Holding Inc 1-oxyl-4-hydroxy-2,2,6,6-tetramethylpiperidinderivate als polymerisationsinhibitoren für (meth)acrylatmonomere
US6300533B1 (en) 1999-08-16 2001-10-09 Uniroyal Chemical Company, Inc. Inhibition of polymerization of ethylenically unsaturated monomers
DE19947868A1 (en) * 1999-10-05 2001-04-12 Basf Ag Process of chemical and / or physical treatment of mixtures which contain at least one chemical compound with at least one ethylenically unsaturated group
JP3854149B2 (en) 1999-12-02 2006-12-06 ケムチュア コーポレイション Inhibition of polymerization of unsaturated monomers
AR029410A1 (en) 1999-12-02 2003-06-25 Crompton Corp METHOD FOR INHIBITING PREMATURE POLYMERIZATION OF ETHENICALLY INSATURED MONOMERS AND COMPOSITIONS OF THE SAME
CA2392526C (en) 1999-12-03 2010-07-27 Uniroyal Chemical Company, Inc. Composition and method for inhibiting polymerization and polymer growth
US6403850B1 (en) 2000-01-18 2002-06-11 Uniroyal Chemical Company, Inc. Inhibition of polymerization of unsaturated monomers
US6344560B1 (en) 2000-05-03 2002-02-05 Uniroyal Chemical Company, Inc. Nitroaromatic solubilizer for nitroxyls in aromatic solvents
WO2002010100A2 (en) * 2000-08-02 2002-02-07 Uniroyal Chemical Company, Inc. Recycle of nitroxyl-containing streams at low temperature
US6685823B2 (en) 2000-10-16 2004-02-03 Uniroyal Chemical Company, Inc. C-nitrosoaniline compounds and their blends as polymerization inhibitors
EP1332196A1 (en) 2000-10-16 2003-08-06 Uniroyal Chemical Company, Inc. Blends of quinone alkide and nitroxyl compounds as polymerization inhibitors
JP4687843B2 (en) * 2000-12-12 2011-05-25 三菱瓦斯化学株式会社 Method for purifying methacrylic acid
US6504056B2 (en) 2001-05-01 2003-01-07 Basf Aktiengesellschaft Transport and/or storage of acrylic acid
JP4556491B2 (en) * 2004-05-26 2010-10-06 三菱化学株式会社 Polymerization inhibitor, composition containing the same, and method for producing easily polymerizable compound using the polymerization inhibitor
US7553896B2 (en) 2005-06-17 2009-06-30 Chemtura Corporation Ortho-nitrosophenols as polymerization inhibitors
CN102295284B (en) 2010-06-28 2013-05-15 通用电气公司 Method for converting carbon into oxides of carbon as well as method and device for hydrocarbon cracking
CN117203245A (en) * 2021-04-28 2023-12-08 三菱化学株式会社 Methyl methacrylate-containing composition and method for producing methyl methacrylate polymer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1127127A (en) * 1966-04-26 1968-09-11 Bp Chem Int Ltd Stabilization of acrylic acid
JPS506449B1 (en) * 1969-06-24 1975-03-14
JPS5010281B1 (en) * 1970-03-20 1975-04-19
GB1346774A (en) * 1970-10-05 1974-02-13 Bp Chem Int Ltd Stabilisation of acrylonitrile
SU1310384A1 (en) * 1976-02-20 1987-05-15 Институт Химической Физики Ан Ссср Method for producing methacrylic acid

Also Published As

Publication number Publication date
EP0178168B1 (en) 1990-01-17
EP0178168A2 (en) 1986-04-16
EP0178168A3 (en) 1987-06-03
DE3575418D1 (en) 1990-02-22
JPS61126050A (en) 1986-06-13

Similar Documents

Publication Publication Date Title
ATE49588T1 (en) METHACRYLIC ACID PURIFICATION METHOD.
ATA29182A (en) METHOD FOR PRODUCING CARBANILE ACID C 1-4 ALKYL ESTERS
BR8305246A (en) PROCESS FOR POLYMERIZATION OF OLEFINICALLY UNSATURATED CARBOXYLIC ACIDS
DE3876074D1 (en) METHOD FOR PRODUCING N-PHOSPHONMETHYLGLYZINE.
DE68913714D1 (en) Process for the production of unsaturated carboxylic acid or its ester.
DE3579430D1 (en) METHOD FOR PRODUCING METHACRYLIC ACID.
DE3675058D1 (en) METHOD FOR IMPROVING RUBBER.
DE3580675D1 (en) METHOD FOR SEPARATING COMPONENTS OF A CATHODE RAY TUBE.
DE69105895T2 (en) Process for refining glyceride oil.
DE3676847D1 (en) METHOD FOR PRODUCING MALEIC ACID ANHYDRIDE.
ATA215388A (en) METHOD FOR TREATING GRINNED RAW COAL BY TWO-STAGE HYDROCYCLONING
DE3668471D1 (en) METHOD FOR TERMINATING ISOCITRATE DEHYDROGEN ASEAS.
DE3874667T2 (en) METHOD FOR PURIFYING METHACRYLIC ACID.
DE3677838D1 (en) METHOD FOR PRODUCING ALKYL ESTERS OF 3,4-EPOXYBUTTERIC ACID.
DE3672242D1 (en) METHOD FOR DIMERIZING ETHYLENICALLY UNSATURATED COMPOUNDS.
DE3683071D1 (en) METHOD FOR POLYMERIZING A BATCH OF MONOMERS.
DE3682929D1 (en) METHOD FOR POLYMERIZING A BATCH OF MONOMERS.
DE3763866D1 (en) METHOD FOR RAZEMIZING CHRYSANTHEMIC ACID OR ITS ESTER.
DE3778497D1 (en) METHOD FOR ISOMERIZING 2-PENTENIC ACID ESTERS TO 3-PENTENSIC ACID ESTERS.
DE59002095D1 (en) METHOD FOR RECOVERY OF SULFURIC ACID.
DE3863608D1 (en) METHOD FOR ANIONIC POLYMERIZATION OF (METH) ACRYLIC ACID DERIVATIVES.
DE68911300D1 (en) METHOD FOR POLYMERIZATION INHIBITING ACID MONOMERS.
DE59008704D1 (en) Process for the preparation of cyclic carbonic acid esters.
DE3683862D1 (en) METHOD FOR POLYMERIZING A BATCH OF MONOMERS.
ATE63916T1 (en) PODOPHYLLOTOXIN PURIFICATION PROCEDURE.